What does the Worcester Bosch Greenstar i F69 fault code mean?
The F69 fault code indicates a calibration issue within the heating system of the Worcester Bosch Greenstar i boiler. This typically means that the boiler is unable to accurately measure or control the system parameters, which can affect its performance.
Common Causes
- Incorrect Sensor Readings: Faulty temperature or pressure sensors can lead to inaccurate readings, causing calibration errors.
- Software Glitch: A malfunction in the boiler’s software may disrupt the calibration process, resulting in the F69 fault code.
Can I fix it myself? (DIY)
It is recommended to call a Gas Safe Engineer to address this issue, as it may involve complex electrical or gas components that require professional expertise.
Estimated Repair Cost (2026 UK Prices)
The estimated repair cost for resolving the F69 fault code is approximately £150 to £250. This includes potential sensor replacements and software updates, which are common solutions for calibration issues.